及电路

We also introduced and analyzed the voltage feedback circuit,capacitance—resistance absorb circuit and electric motor energy consumption braking circuit in detail.

对设计中必需的电压反馈电路、阻容吸收回路及电动机能耗制动回路进行了详尽介绍和分析。

It determined the type of the filter circuit and the relationships of the filter circuits parameters and output voltage.

确定虑波电路的类型及压敏电阻两端电压与滤波回路时间常数关系。

A power ultrasonic supply ,which can realize fixedness of output power,is presented in this paper.

介绍了一种输出功率恒定的功率超声电源，此电源采用PWM方式控制BUCK斩波电路，实现恒功率输出及可调。

A power ultrasonic supply ,which can realize zero phase difference frequency tracing and fixedness of output power,is presented in this paper.

本文介绍了一种具有无相差频率自动跟踪和输出功率恒定功能的功率超声电源，此电源采用集成锁相环来实现无相差自动频率跟踪，采用 PWM方式控制 BUCK电路的斩波，达到恒功率及功率可调的目的。

The power output can hold fixedness and be changed through changing the output voltage of BUCK circuit with the control of PWM control circuit.

介绍了一种输出功率恒定的功率超声电源，此电源采用PWM方式控制BUCK 斩波电路，实现恒功率输出及可调。

This paper introduces the principle of hardware design and flow chart of software design.

文中介绍了硬件电路的设计原理及软件框图。

This paper introduces the basic theory of fly-back topography and current mode PWM firstly. Then the total structure of the single-chip controller is present according to the function requirement and the working theory and the working principle are showed based on its actual application.

文中首先分析了反激变换的拓扑结构及电流反馈模式PWM控制的工作原理，然后根据设计要求完成了AC/DC电源管理集成电路整体结构的设计，同时结合实际应用电路阐述了其工作原理。

The novel interleaved flyback converter is researched systemically based on theoretical analysis and experimental studies in this paper.

本文重点对首次提出的新型交错并联反激变换器电路拓扑进行了系统的理论分析及实验研究。

Development and experimental study of the key parts of foreside control ultra high speed injection moldingThe designing theories and methods of microdisplacement actuator for controllable nozzle based on GMM are proposed. The designing process of such components as microdisplacement transfer and amplifier mechanism, driving coil and control circuitry is presented particularly.

前端控制式超高速注射成型关键部件的研制及相关实验研究提出了可控喷嘴用超磁致伸缩微位移驱动器的设计理论和方法，通过理论分析计算优化了驱动线圈和控制电路的设计。

A high-speed digital signal driver used in data communication system is composed of a main drive unit containing the CMOS inverters at preceding and final stages and a feedforward and positive feedback unit containing the CMOS inverters at the first and the second stages and the forestage CMOS inverter is said main drive unit.

本发明涉及一种用于数据通信系统的高速数字信号驱动电路，其包括：含有前级CMOS反相器和末级CMOS反相器的主驱动单元，含有第一、第二级CMOS反相器及所述主驱动单元的前级CMOS反相器的前馈和正反馈单元。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。